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Finding the Fourth Proportional to 172,044, 237,420.72 and 96,592.50

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Solution

The fourth proportional to 172,044, 237,420.72 and 96,592.50 is: 133,297.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,044 : 237,420.72 = 96,592.50 : x
  2. Step 2: Convert to fraction form
    172,044/237,420.72 = 96,592.50/x
  3. Step 3: Cross multiply
    172,044x = 237,420.72 × 96,592.50
  4. Step 4: Simplify right side
    172,044x = 22,933,060,896.60
  5. Step 5: Solve for x
    x = 22,933,060,896.60/172,044
  6. Step 6: Final answer
    x = 133,297.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.